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| Commodity | 2005 | 2006 | 2007 | 2008 |
| Rails of iron/steel | $166,169 | $136,236 | $1,144,460 | $187,833 |
| Switch blades, crossing frogs, point rods & oth. crossing pieces of iron/st ... | $32,915 | $51,307 | $114,372 | $18,890 |
| Fish-plates & sole plates (base plates) of iron/steel | $42,316 | $193,399 | $380,982 | $9,969 |
| Railway/tramway track construction mat.of iron/steel...: check-rails & rack ... | $624,345 | $769,781 | $1,265,290 | $263,892 |
| Total | $865,745 | $1,150,723 | $2,905,104 | $480,584 |
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